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SQL DATA MANIPULATION

       Disusun Oleh :
       Boby Hartanto
DATA MANIPULATION LANGUAGE
• Data Manipulation Language adalah perintah
  dalam SQL untuk mengubah isi database.
SELECT INSERT UPDATE DELETE




DATA MANIPULATION LANGUAGE
SELECT Statement [1]
SELECT [DISTINCT | ALL]
  {* | [columnExpression [AS newName]] [,...] }
FROM           TableName [alias] [, ...]
[WHERE condition]
[GROUP BY      columnList] [HAVING condition]
[ORDER BY      columnList]
SELECT Statement [2]
FROM         Menentukan table yang akan
             digunakan.
WHERE        Memfilter baris.
GROUP BY     Membentuk Grup baris dengan
             nilai kolom yang sama.
HAVING       Memfilter berdasarkan kondisi.
SELECT       Menentukan kolom mana yang
             muncul di output.
ORDER BY     Menentukan urutan output.
SELECT Statement [3]
• Menampilkan semua data :
      SELECT * FROM [namaTable]

• Menampilkan data sesuai pilihan :
      SELECT pilihan1, pilihan2
      FROM [namaTable]

• Menampilkan data dengan kondisi :
      SELECT pilihan1, pilihan2
      FROM [namaTable]
      WHERE [iniKondisi]

--Gunakan AND / OR setelah kondisi, untuk menambahkan kondisi lainya.
--Contoh : WHERE harga >=20000 AND harga <= 30000;
--Contoh : WHERE kota = ‘Jakarta’ OR kota = ‘Bandung’;
SELECT Statement [4]
• Untuk menampilkan data sesuai kondisi yang
  diinginkan, dapat juga menggunakan :
      [IN, LIKE, BEETWEEN]

--Contoh penggunaan IN
WHERE posisi IN (‘Manager’, ‘Supervisor’);
--Contoh penggunaan LIKE
WHERE kota LIKE ‘%Jakarta%’;
--Contoh penggunaan BEETWEEN
WHERE harga BETWEEN 20000 AND 30000;
SELECT Statement – Aggregates [1]
COUNT   Digunakan untuk menghitung jumlah
        nilai dalam kolom.
SUM     Digunakan untuk menjumlahkan nilai
        dalam kolom.
AVG     Digunakan untuk menghitung nilai
        rata-rata dalam kolom.
MIN     Digunakan untuk mencari nilai terkecil
        dalam kolom.
MAX     Digunakan untuk mencari nilai
        terbesar dalam kolom.
SELECT Statement – Aggregates [2]
COUNT          Digunakan untuk menghitung jumlah nilai dalam kolom.
SUM            Digunakan untuk menjumlahkan nilai dalam kolom.
AVG            Digunakan untuk menghitung nilai rata-rata dalam kolom.
MIN            Digunakan untuk mencari nilai terkecil dalam kolom.
MAX            Digunakan untuk mencari nilai terbesardalam kolom.

--Contoh penggunaan MIN dan AVG
SELECT
   MIN(salary) AS myMin,
   AVG(salary) AS myAvg
FROM Staff;
Join Table
SELECT
    c.clientNo,fName,lName,propertyNo, comment
FROM
    Client c, Viewing v
WHERE
    c.clientNo = v.clientNo;

Hasil outputnya :
|
|
|
|
|
|
|
|
INSERT
• Insert digunakan untuk menambahkan baris data baru
  pada table.
INSERT INTO TableName [ (columnList) ]
  VALUES (dataValueList)

--Contoh penggunaan Insert
INSERT INTO Staff
VALUES
(‘SG16’, ‘Alan’, ‘Brown’, ‘Assistant’, ‘M’, Date‘1957-05-25’,
   8300, ‘B003’);
UPDATE
• Update digunakan untuk mengubah isi data dalam table yang
   sebelumnya sudah dibuat.
UPDATE TableName
SET columnName1 = dataValue1
        [, columnName2 = dataValue2...]
WHERE [searchCondition]

--Contoh penggunaan Update
UPDATE Staff
SET salary = salary*1.05
WHERE position = ‘Manager’;
DELETE
• DELETE digunakan untuk menghapus isi data dalam table yang
  sebelumnya sudah dibuat.
DELETE FROM TableName
WHERE [searchCondition]

--Contoh penggunaan Delete
DELETE FROM Viewing
WHERE propertyNo = ‘PG4’;

--Contoh penggunaan Delete untuk menghapus semua data dalam
   table
DELETE FROM Viewing;
SQL Data Manipulation

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SQL Data Manipulation

  • 1. SQL DATA MANIPULATION Disusun Oleh : Boby Hartanto
  • 2. DATA MANIPULATION LANGUAGE • Data Manipulation Language adalah perintah dalam SQL untuk mengubah isi database.
  • 3. SELECT INSERT UPDATE DELETE DATA MANIPULATION LANGUAGE
  • 4. SELECT Statement [1] SELECT [DISTINCT | ALL] {* | [columnExpression [AS newName]] [,...] } FROM TableName [alias] [, ...] [WHERE condition] [GROUP BY columnList] [HAVING condition] [ORDER BY columnList]
  • 5. SELECT Statement [2] FROM Menentukan table yang akan digunakan. WHERE Memfilter baris. GROUP BY Membentuk Grup baris dengan nilai kolom yang sama. HAVING Memfilter berdasarkan kondisi. SELECT Menentukan kolom mana yang muncul di output. ORDER BY Menentukan urutan output.
  • 6. SELECT Statement [3] • Menampilkan semua data : SELECT * FROM [namaTable] • Menampilkan data sesuai pilihan : SELECT pilihan1, pilihan2 FROM [namaTable] • Menampilkan data dengan kondisi : SELECT pilihan1, pilihan2 FROM [namaTable] WHERE [iniKondisi] --Gunakan AND / OR setelah kondisi, untuk menambahkan kondisi lainya. --Contoh : WHERE harga >=20000 AND harga <= 30000; --Contoh : WHERE kota = ‘Jakarta’ OR kota = ‘Bandung’;
  • 7. SELECT Statement [4] • Untuk menampilkan data sesuai kondisi yang diinginkan, dapat juga menggunakan : [IN, LIKE, BEETWEEN] --Contoh penggunaan IN WHERE posisi IN (‘Manager’, ‘Supervisor’); --Contoh penggunaan LIKE WHERE kota LIKE ‘%Jakarta%’; --Contoh penggunaan BEETWEEN WHERE harga BETWEEN 20000 AND 30000;
  • 8. SELECT Statement – Aggregates [1] COUNT Digunakan untuk menghitung jumlah nilai dalam kolom. SUM Digunakan untuk menjumlahkan nilai dalam kolom. AVG Digunakan untuk menghitung nilai rata-rata dalam kolom. MIN Digunakan untuk mencari nilai terkecil dalam kolom. MAX Digunakan untuk mencari nilai terbesar dalam kolom.
  • 9. SELECT Statement – Aggregates [2] COUNT Digunakan untuk menghitung jumlah nilai dalam kolom. SUM Digunakan untuk menjumlahkan nilai dalam kolom. AVG Digunakan untuk menghitung nilai rata-rata dalam kolom. MIN Digunakan untuk mencari nilai terkecil dalam kolom. MAX Digunakan untuk mencari nilai terbesardalam kolom. --Contoh penggunaan MIN dan AVG SELECT MIN(salary) AS myMin, AVG(salary) AS myAvg FROM Staff;
  • 10. Join Table SELECT c.clientNo,fName,lName,propertyNo, comment FROM Client c, Viewing v WHERE c.clientNo = v.clientNo; Hasil outputnya : | | | | | | | |
  • 11. INSERT • Insert digunakan untuk menambahkan baris data baru pada table. INSERT INTO TableName [ (columnList) ] VALUES (dataValueList) --Contoh penggunaan Insert INSERT INTO Staff VALUES (‘SG16’, ‘Alan’, ‘Brown’, ‘Assistant’, ‘M’, Date‘1957-05-25’, 8300, ‘B003’);
  • 12. UPDATE • Update digunakan untuk mengubah isi data dalam table yang sebelumnya sudah dibuat. UPDATE TableName SET columnName1 = dataValue1 [, columnName2 = dataValue2...] WHERE [searchCondition] --Contoh penggunaan Update UPDATE Staff SET salary = salary*1.05 WHERE position = ‘Manager’;
  • 13. DELETE • DELETE digunakan untuk menghapus isi data dalam table yang sebelumnya sudah dibuat. DELETE FROM TableName WHERE [searchCondition] --Contoh penggunaan Delete DELETE FROM Viewing WHERE propertyNo = ‘PG4’; --Contoh penggunaan Delete untuk menghapus semua data dalam table DELETE FROM Viewing;